Kalamazoo Metal Muncher GB series is ideal as a dedicated Punch Press, but easily accepts a wide range of standard and optional accessories or can be fitted with special tooling to allow shearing or forming.

The GB Series is a great buy for any shop that needs a solid, dependable, dedicated Punch Press, yet needs the ability to expand the capabilities of a press to allow shearing or forming for special jobs.
For a dependable Punch Press that will give you years of reliable service the Kalamazoo Metal Muncher GB series should be your first choice.
Each Press can be set-up with different tooling to perform separate operations.
| Model | GB40 |
|---|---|
| Throat Depth | 7″” |
| Open Height | 9″” |
| Stroke Length | 4 1/2″” |
| Ram Shaft Diameter | 2″ |
| Strokes Per Minute | 40@1/2 |
| Platen Table Size (D x W) | 10 x 21″ |
| Work Station Height (approx.) | 34 1/4″ |
| Punch (hole dia. thru mat. thickness) max. hole thru material max. hole (with special tooling) |
40 ton 7/8″ thru 1/2″ 2″ thru 1/4″ |
| Hydraulic pump gpm psi |
7 4,000 |
| Motor (230/460v. 3ph)** | 5 hp |
| Dimensions width length height |
21″ 22 7/8″ 65 1/2″ |
| Weight | 1,800 lbs |
Rated on mild steel (65,000 psi tensile)
** Optional 208v. available. Tonnage will be derated approximately 10% with 208v., single phase or phase convertor
